Alexis Martin's parents first realized their toddler had smarts when she began reciting her bedtime stories verbatim at 18 months old. Then she memorized every state capital and taught herself Spanish on her parents' iPad.

According to ABC, she's scored so well on IQ tests that doctors have been "unable to calculate her true score," but estimate she's around a 160 — the same score as Albert Einstein and Stephen Hawking.